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72522 (2001 DZ89)
Classification: Main-belt Asteroid          SPK-ID: 2072522
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0336058603484423 4.1416e-08  
a 2.775391212642253 1.6292e-08 au
q 2.682121803137903 1.1941e-07 au
i 8.795139433240379 5.845e-06 deg
node 219.904786719882 2.4666e-05 deg
peri 27.55314314741261 9.2534e-05 deg
M 15.36625860751158 8.7262e-05 deg
tp 2459128.414091314629
(2020-Oct-05.91409131)
0.00040949 TDB
period 1688.825353625618
4.62
1.487e-05
4.071e-08
d
yr
n .2131659139455372 1.8769e-09 deg/d
Q 2.868660622146602 1.6839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      858  
   data-arc span      8479 days (23.21 yr)  
   first obs. used      1997-04-06  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56178  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:32  

Additional Information
 Earth MOID = 1.67107 au 
 Jupiter MOID = 2.12089 au 
 T_jup = 3.317 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.93   n/a E2021B10  

72522 (2001 DZ89)          Discovered 2001-Feb-22 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 DZ89 = 1997 JN4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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